Home / 7,100,765,320.80-10,651,147,981.20-2,963,178,271.20

Finding the Fourth Proportional to 7,100,765,320.80, 10,651,147,981.20 and 2,963,178,271.20

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Solution

The fourth proportional to 7,100,765,320.80, 10,651,147,981.20 and 2,963,178,271.20 is: 4,444,767,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100,765,320.80 : 10,651,147,981.20 = 2,963,178,271.20 : x
  2. Step 2: Convert to fraction form
    7,100,765,320.80/10,651,147,981.20 = 2,963,178,271.20/x
  3. Step 3: Cross multiply
    7,100,765,320.80x = 10,651,147,981.20 × 2,963,178,271.20
  4. Step 4: Simplify right side
    7,100,765,320.80x = 31,561,250,261,227,585,536
  5. Step 5: Solve for x
    x = 31,561,250,261,227,585,536/7,100,765,320.80
  6. Step 6: Final answer
    x = 4,444,767,406.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.